Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/08/2026, 19:09
Behavioral task
behavioral1
Sample
6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe
- Size 576KB
- Sample260802-xt8zaaee96
- SHA256 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea
- MD5 66a6bca18aee6fcaebcf787b1705286a
- SHA1 dd7ae5bf6cfe3cb5f9a35a73aa46d417d999bf5d
- SHA512 7e25b16566c3f8e8e47cb6cb0d6d4d4dabe3f113a90abcd080efa278911585e58917d27cfbc653cc3796b42101c754e4a503058aecdb6e88b2d6fdc3d8da1b22
- SSDEEP 6144:ZcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:ZSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1E3C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4444 9d5bed81 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 4 223.5.5.5 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Destination IP 31 114.114.114.114 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Destination IP 32 223.5.5.5 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Destination IP 1 114.114.114.114 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9d5bed81 File created C:\Windows\SysWOW64\9d5bed81 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9d5bed81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9d5bed81 -
resource yara_rule behavioral2/memory/4920-0-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral2/files/0x000a000000019cc1-2.dat upx behavioral2/memory/4444-3-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/memory/4920-18-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral2/memory/4444-19-0x0000000000540000-0x00000000005CC000-memory.dmp upx behavioral2/memory/4444-34-0x0000000000540000-0x00000000005CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\543b70 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe File opened for modification C:\Windows\4c1538 9d5bed81 - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9d5bed81 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9d5bed81 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9d5bed81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9d5bed81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9d5bed81 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9d5bed81 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9d5bed81 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9d5bed81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9d5bed81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9d5bed81 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4444 9d5bed81 4444 9d5bed81 4444 9d5bed81 4444 9d5bed81 4444 9d5bed81 4444 9d5bed81 4444 9d5bed81 4444 9d5bed81 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Token: SeTcbPrivilege 4920 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Token: SeDebugPrivilege 4444 9d5bed81 Token: SeTcbPrivilege 4444 9d5bed81
Processes
-
C:\Users\Admin\AppData\Local\Temp\6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe"C:\Users\Admin\AppData\Local\Temp\6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4920
-
C:\Windows\Syswow64\9d5bed81C:\Windows\Syswow64\9d5bed811⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4444
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9d5bed81
- Size 576KB
- SHA256 1e1572ca3c15e71f3b2adc9e60b62f6da1e715baa6c6e1e3c106f8eb8a81f002
- MD5 ddd2df4792c3174b67524e23cb9c3654
- SHA1 fdbfab2f0650a60218b125e2549a56804336e770
- SHA512 d3931b82a9a1b6c6968632a284a74d5e00c2a94ceea60aa04d084852039f9dbb72ff535c9f4ff508614e6f02e2446c13f8a4e0bf74c547890b6456d05ae4e623
- SSDEEP 6144:icTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:iSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T108C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH